V10 68cal practice rounds with or without inserts

30pcs of high-quality practice rounds shaped polymer based outercase each design, weighing 10g with steel ball insert option, or 1g without. Extremely impact durable and reusable allowing you to practice your game without wasting  your expensive paint rounds,
 
(DISCLAIMER: To run the heavier practice round you will have to turn up your velocity screw no modifications required, However, please be mindfull of your local laws across parts of Europe and the uk)